Features:
- Forged from high-silicone aluminum alloy for maximum strength and dependability.
- High-quality bearings are manufactured to the highest standards; case-hardened for maximum life and smooth operation at high engine speeds.
Fit the models:
| HONDA |
TRX 400 EX |
2001 |
| HONDA |
TRX 400 EX |
2000 |
| HONDA |
TRX 400 EX |
1999 |
| KAWASAKI |
H1 500 |
1973 |
| KAWASAKI |
H1 500 |
1975 |
| KAWASAKI |
H1 500 |
1974 |
| KAWASAKI |
H1 500 |
1971 |
| KAWASAKI |
H1 500 |
1970 |
| KAWASAKI |
H1 500 |
1969 |
| KAWASAKI |
H1 500 |
1972 |
| KAWASAKI |
KH 500 |
1976 |
| KAWASAKI |
KH 500 |
1977 |
| YAMAHA |
DT 175 |
1979 |
| YAMAHA |
DT 175 |
1980 |
| YAMAHA |
DT 175 |
1981 |
| YAMAHA |
DT 175 MX |
1980 |
| YAMAHA |
DT 175 MX |
1979 |
| YAMAHA |
DT 175 MX |
1981 |
| YAMAHA |
IT 175 |
1978 |
| YAMAHA |
IT 175 |
1977 |
| YAMAHA |
IT 175 |
1979 |
| YAMAHA |
IT 175 |
1980 |
| YAMAHA |
IT 175 |
1981 |
| YAMAHA |
RD 350 |
1975 |
| YAMAHA |
RD 350 |
1974 |
| YAMAHA |
RD 350 |
1973 |
| YAMAHA |
RD 400 |
1977 |
| YAMAHA |
RD 400 |
1976 |
| YAMAHA |
RD 400 |
1979 |
| YAMAHA |
RD 400 |
1978 |
| YAMAHA |
RT 180 |
1990 |
| YAMAHA |
RT 180 |
1992 |
| YAMAHA |
RT 180 |
1991 |
| YAMAHA |
RT 180 |
1998 |
| YAMAHA |
RT 180 |
1997 |
| YAMAHA |
RT 180 |
1996 |
| YAMAHA |
RT 180 |
1994 |
| YAMAHA |
RT 180 |
1995 |
| YAMAHA |
RT 180 |
1993 |

Since 1940, Wiseco has manufactured forged pistons of outstanding quality for motorcycles, motocross bikes, snowmobiles, and 4-wheeler's. After almost 70 years in the industry, Wiseco has become synonymous with high-quality products that exceed the customer's requirements.
| Brand |
Model |
Year |
Name |
CC |
| HONDA |
TRX |
1999 |
Fourtrax Foreman |
400 |
| HONDA |
TRX |
2000 |
Fourtrax Foreman |
400 |
| HONDA |
TRX |
2000 |
Fourtrax |
400 |
| HONDA |
TRX |
2001 |
Fourtrax |
400 |
| HONDA |
TRX |
2001 |
Fourtrax Foreman |
400 |
| KAWASAKI |
H1 |
1969 |
Mach 3 |
500 |
| KAWASAKI |
H1 |
1970 |
Mach 3 |
500 |
| KAWASAKI |
H1 |
1971 |
Mach 3 |
500 |
| KAWASAKI |
H1 |
1972 |
Mach 3 |
500 |
| KAWASAKI |
H1 |
1973 |
Mach 3 |
500 |
| KAWASAKI |
H1 |
1974 |
Mach 3 |
500 |
| KAWASAKI |
H1 |
1975 |
Mach 3 |
500 |
| KAWASAKI |
KH |
1976 |
Mach 3 |
500 |
| KAWASAKI |
KH |
1977 |
Mach 3 |
500 |
| YAMAHA |
DT |
1979 |
|
175 |
| YAMAHA |
DT |
1980 |
|
175 |
| YAMAHA |
DT |
1981 |
|
175 |
| YAMAHA |
DT |
1979 |
|
175 |
| YAMAHA |
DT |
1980 |
|
175 |
| YAMAHA |
DT |
1981 |
|
175 |
| YAMAHA |
IT |
1977 |
|
175 |
| YAMAHA |
IT |
1978 |
|
175 |
| YAMAHA |
IT |
1979 |
|
175 |
| YAMAHA |
IT |
1980 |
|
175 |
| YAMAHA |
IT |
1981 |
|
175 |
| YAMAHA |
RT |
1990 |
|
180 |
| YAMAHA |
RT |
1991 |
|
180 |
| YAMAHA |
RT |
1992 |
|
180 |
| YAMAHA |
RT |
1993 |
|
180 |
| YAMAHA |
RT |
1994 |
|
180 |
| YAMAHA |
RT |
1995 |
|
180 |
| YAMAHA |
RT |
1996 |
|
180 |
| YAMAHA |
RT |
1997 |
|
180 |
| YAMAHA |
RT |
1998 |
|
180 |
| YAMAHA |
RD |
1973 |
|
350 |
| YAMAHA |
RD |
1974 |
|
350 |
| YAMAHA |
RD |
1975 |
|
350 |
| YAMAHA |
RD |
1973 |
|
350 |
| YAMAHA |
RD |
1974 |
|
350 |
| YAMAHA |
RD |
1975 |
|
350 |
| YAMAHA |
RD |
1976 |
|
400 |
| YAMAHA |
RD |
1977 |
|
400 |
| YAMAHA |
RD |
1978 |
|
400 |
| YAMAHA |
RD |
1979 |
|
400 |
| YAMAHA |
RD |
1976 |
|
400 |
| YAMAHA |
RD |
1977 |
|
400 |
| YAMAHA |
RD |
1978 |
|
400 |
| YAMAHA |
RD |
1979 |
|
400 |
| YAMAHA |
MX |
1979 |
|
175 |
| YAMAHA |
MX |
1980 |
|
175 |
| YAMAHA |
MX |
1981 |
|
175 |
| HONDA |
TRX |
1999 |
Fourtrax |
400 |